Question

How do scientists build on previous work when developing theories

Answer 1

Scientist first give hypothesis and also they keep working harder

Answer 2

Answer:

Theories are explanations of a natural or social behavior, event, or phenomenon. More formally, a scientific theory is a system of constructs concepts and propositions relationships between those constructs that collectively presents a logical, systematic, and coherent explanation of a phenomenon of interest within some assumptions and boundary conditions. Using a "Hypothises" and the sientific "Method".